40210160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11689}}^1$

素因数の和:11745

約数の個数: 40

約数和(自身を含む): 95670960

約数和(自身を除く): 55460800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11689, 23378, 46756, 58445, 93512, 116890, 187024, 233780, 467560, 502627, 935120, 1005254, 2010508, 2513135, 4021016, 5026270, 8042032, 10052540, 20105080, 40210160]

約数ペア:

[(1, 40210160), (2, 20105080), (4, 10052540), (5, 8042032), (8, 5026270), (10, 4021016), (16, 2513135), (20, 2010508), (40, 1005254), (43, 935120), (80, 502627), (86, 467560), (172, 233780), (215, 187024), (344, 116890), (430, 93512), (688, 58445), (860, 46756), (1720, 23378), (3440, 11689)]